17. What is the limiting high-temperature molar heat capacity at constant volume (Cv) of O2 molecule?(A) 3/2 R (B) 5/2 R (C) 3 R (D) 7/2 R

22. Of the statements below, which one can best explain why CH4 is a gas at STP, while C8H18 is a liquid andC20H42 is a solid?(A) C20H42 has the greatest ionic interaction between its molecules.(B) C20H42 has a greater amount of hydrogen bonding than CH4 or C8H18.(C) There is more dipole-dipole interaction between molecules of greater mass.(D) There are more Van der Waals (dispersion) forces between nonpolar molecules that are greater in mass.23-25. An ideal gas expands to the vacuum isothermally and irreversibly.

17. What is the limiting high-temperature molar heat capacity at constant volume (Cv) of O2 molecule?
(A) 3/2 R
(B) 5/2 R
(C) 3 R
(D) 7/2 R

相關試題

相關試卷

17. What is the limiting high-temperature molar heat capacity at constant volume (Cv) of O2 molecule?(A) 3/2 R(B) 5/2 R(C) 3 R(D) 7/2 R

相關試題

相關試卷

17. What is the limiting high-temperature molar heat capacity at constant volume (Cv) of O2 molecule?
(A) 3/2 R
(B) 5/2 R
(C) 3 R
(D) 7/2 R